Gravitation – Online MCQs Test – Physics 9th

1. In 1798, he completed the 1^st experiment that demonstrated Newton’s Law of universal gravitation.

2. Gravitation force follows the:

3. ___________ was the first scientist who gave the concept of gravitation.

4. Gravitational force is always ___________

5. Numerical value of _______________ remains constant everywhere.

6. Your weight as measured on Earth will be _________ on the Moon.

7. __________ is a natural satellite.

8. According to Newton’s law of universal gravitation, force is inversely proportional to ____.

9. According to Newton’s law of universal gravitation, force ∝ to ___________

10. Gravitation force is _____________ of the medium between the objects.

11. Newton’s law of gravitation is consistent with Newton’s _________ law of motion.

12. ____________ are used to put satellites into orbits.

13. The time required for a satellite or complete one revolution around the Earth in its orbit is called its:

14. Gravitational field of Earth is directed ____________

15. Mass of the Earth is ___________

16. The constant horizontal velocity required to put the satellite into a stable circular orbit around the Earth is called:

17. According to Newton’s law of universal gravitation, force ∝ ____________

18. It changes the path of the Moon around the Earth.

19. Newton’s law of gravitational holds between every two objects on the _________

20. The gravitational pull of the Earth on the satellite provides the _________ needed to keep a satellite in orbit around some planet.